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| City | Mermentau |
| State | Louisiana (LA) |
| County | Acadia Parish |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 30.189928 |
| Longitude | -92.582638 |
| Population | 627 |
| Density | 103.2 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 70556 |
| Area Code | 985 |
| School District | Acadia Parish School District |
Mermentau is a locality in Acadia Parish, Louisiana, United States. It is a small community with a population of 627. The population density is 103.2 people per km². Mermentau is located at 30.1899°N, 92.5826°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 70556.
Mermentau lies in a land where the air hangs thick and humid, a palpable presence that clings to everything like Spanish moss. It lies 33.7 miles west of Lafayette, LA (from Lafayette, LA: bearing 266°T), and is situated 5.0 miles east-south-east of Jennings. The landscape here is a study in gentle, insistent flatness, broken only by the slow, meandering curves of bayous and the occasional rise of a levee. Cypress trees, their knees like gnarled knuckles breaking the dark water, stand sentinel along the waterways, their beards of moss catching the diffused sunlight. The sky above Mermentau is vast, an endless canvas where clouds drift with a languid grace, and at dusk, it bleeds into hues of bruised plum and soft lavender, a daily spectacle that never fails to hold a quiet magic. The land itself, rich and dark, promises fertility, a generous earth that yields its bounty to those who understand its rhythms. The history of Mermentau is deeply intertwined with the waters that surround it, channels that once served as arteries for trade and settlement for the Acadian people who first found refuge here. These same waterways continue to shape the local economy, with fishing and agriculture forming the backbone of life in Mermentau. Rice fields, shimmering like emerald mirrors under the sun, stretch towards the horizon, a testament to generations of cultivation. The scent of drying rice, a dry, sweet perfume, often drifts on the breeze, mingling with the more pungent aroma of the brackish marshlands. While modern conveniences have arrived, a distinct character persists in Mermentau, a sense of unhurried living where the pace is set by the sun and the tides rather than the ticking of a clock. The local traditions, passed down through families, add a unique flavor to the community, a quiet pride in their heritage and their enduring connection to this watery, fertile corner of Louisiana.
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This page provides an embedded street and satellite map of Mermentau, Louisiana — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 30.189928, -92.582638. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Mermentau and Acadia Parish.
Detailed location data for Mermentau includes the ZIP code (70556), telephone area code (985), county seat of Acadia Parish, and school district assignment (Acadia Parish School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Mermentau is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |